Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 5 30.  Predictions up to the next  30.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 06/06/2013   15:59:55   (  22.58, 147.42) 06/06/2013   16:01:28    (  23.25, 144.49)  309.19             93
 06/14/2013   15:10:20   (  22.61, 159.81) 06/14/2013   15:10:43    (  23.19, 157.18)  276.38             23
 06/22/2013   15:59:35   (  22.58, 147.48) 06/22/2013   16:01:25    (  23.26, 144.54)  310.29            110